Press Space to start recording. Press Up Arrow to stop recording. Press green flag to see what you recorded. While recording, hold down the left mouse button to draw. Press f to delete all drawings. Press d to delete previous movements. Have fun! :)
I had this idea one day so I decided to try it out and to my surprise it worked! (with a little tweaking of course). Draw to your hearts content and then watch what you made in instant replay! The only limitations are your imagination.(oh wait and the edge of the screen.) (oh wait and also your pen colour( or color to Americans ))